class Mongo::Protocol::Delete::Upconverter
Converts legacy delete messages to the appropriare OP_COMMAND style message.
@since 2.1.0
Constants
- DELETE
The delete command constant.
@since 2.2.0
- DELETES
The deletes command constant.
@since 2.2.0
Attributes
collection[R]
@return [ String ] collection The name of the collection.
filter[R]
@return [ BSON::Document, Hash ] filter The query filter or command.
options[R]
@return [ Hash ] options The options.
Public Class Methods
new(collection, filter, options)
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Instantiate the upconverter.
@example Instantiate the upconverter.
Upconverter.new('users', { name: 'test' })
@param [ String ] collection The name of the collection. @param [ BSON::Document, Hash ] filter The filter or command.
@since 2.1.0
# File lib/mongo/protocol/delete.rb, line 133 def initialize(collection, filter, options) @collection = collection @filter = filter @options = options end
Public Instance Methods
command()
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Get the upconverted command.
@example Get the command.
upconverter.command
@return [ BSON::Document ] The upconverted command.
@since 2.1.0
# File lib/mongo/protocol/delete.rb, line 147 def command document = BSON::Document.new document.store(DELETE, collection) document.store(DELETES, [ BSON::Document.new(Message::Q => filter, Message::LIMIT => limit) ]) document.store(Message::ORDERED, true) document end
Private Instance Methods
limit()
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# File lib/mongo/protocol/delete.rb, line 157 def limit if options.key?(:flags) options[:flags].include?(:single_remove) ? 1 : 0 else 0 end end